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Finding the Fourth Proportional to 349.47, 524.52 and 195.17

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Solution

The fourth proportional to 349.47, 524.52 and 195.17 is: 292.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    349.47 : 524.52 = 195.17 : x
  2. Step 2: Convert to fraction form
    349.47/524.52 = 195.17/x
  3. Step 3: Cross multiply
    349.47x = 524.52 × 195.17
  4. Step 4: Simplify right side
    349.47x = 102,370.57
  5. Step 5: Solve for x
    x = 102,370.57/349.47
  6. Step 6: Final answer
    x = 292.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.